CBSE Class 11 Chemistry Some Basic Concepts of Chemistry MCQs
Question: A mixture of sand and iodine can be separated by a) sublimation b) crystallisation c) distillation d) fractionation Answer: sublimation Question: Difference in density is the basis of a) gravity separation b) molecular sieving c)…
CBSE Class 11 Chemistry Structure of Atom MCQs
Question: Which of the scientist were able to prove that atom is no longer non-divisible? a) Michael Faraday b) Chadwick c) Dalton d) Thomson Answer: Michael Faraday Question: Which of the following is never true for cathode rays ? a) They are…
CBSE Class 11 Chemistry Classification of Elements and Periodicity in Properties MCQs
Question : Periodic classification of elements is used to examine the a) Both b) periodic trends in physical properties of elements c) periodic trends in chemical properties of elements d) None of these Answer : Both Question : Cl, Br, I, if this is Dobereiner’s…
CBSE Class 11 Chemistry Chemical Bonding and Molecular Structure MCQs
Question: The attractive force which holds various constituents (atoms, ions etc.) together in different chemical species is called a a) chemical bond b) ionic bond c) chemical compound d) covalent bond Answer: chemical bond Question: The…
CBSE Class 11 Chemistry States of Matter MCQs
Question: Which of the following is not a type of van der Waal'sforces? a) Ion - dipole forces b) London forces c) Dipole - induced dipole forces d) Dipole - dipole forces Answer: Ion - dipole forces Question: Who proposed the concept of…
CBSE Class 11 Chemistry Thermodynamics MCQs
Question: Thermodynamics is not concerned about a) the rate at which a reaction proceeds b) the feasibility of a chemical reaction c) the extent to which a chemical reaction proceeds d) energy changes involved in a chemical reaction Answer: the rate at which a…
CBSE Class 11 Chemistry Chemical Equilibrium MCQs
Question: Which of the following is not a general characteristic of equilibria involving physical processes ? a) All the physical processes stop at equilibrium b) The opposing processes occur at the same rate and there is dynamic but stable condition c) All measurable…
CBSE Class 11 Chemistry Redox Reactions MCQs
Question: Which of the following process takes place in oxidation process? a) Addition of oxygen b) Addition of hydrogen c) Addition of chlorine d) Removal of oxygen Answer: Addition of oxygen Question: The loss of electron is termed as a…
CBSE Class 11 Chemistry Hydrogen MCQs
Question: Hydrogen molecules differs from chlorine molecule in the following respect a) Hydrogen molecule cannot participate in coordination bond formation but chlorine molecule can b) Hydrogen molecule can form intermolecular hydrogen bonds but chlorine…
CBSE Class 11 Chemistry Organic Chemistry Some Basic Principles and Techniques MCQs
Question: Which of the following scientist proposed that a ‘vital force’ was responsible for the formation of organic compounds ? a) Berzilius b) Wohler c) Berthelot d) Kolbe Answer: Berzilius Question: First organic compound to be synthesised was…
CBSE Class 11 Chemistry Hydrocarbons MCQs
Question: Which of the following fuel cause the least pollution ? a) LPG b) CNG c) Petrol d) Kerosene Answer: LPG Question: LPG mainly contains a) butane b) ethane c) methane d) ethyne Answer: butane Question: Which of the…
CBSE Class 12 Chemistry Solutions MCQs Set B
Question. Dilute one litre 1 molar H2SO4 solution by 5 litre water, the normality of that solution is: a. 0.2 N b. 5 N c. 10 N d. 0.33 N Answer : D Question. Which of the following should be done in order to prepare 0.40M NaCl starting with 100ml of 0.30M NaCl (mol.…
CBSE Class 11 Chemistry s-Block Elements MCQs
I. MCQ - Choose Appropriate Alternative Question : The oxides of beryllium are. (a) Acidic (b) Basic (c) Ba+2 (d) Mg+2 Question : Which ion will have the maximum value of heat of hydration? (a) Na+ (b) Cs+ (c) Ba+2 (…
CBSE Class 11 Chemistry Periodic Classification of Elements MCQs
MCQ - Choose Appropriate Alternative Question. Which of the following pairs are chemically dissimilar? (a) Na and K (b) Ba and Sr (c) Zr and Hf (d) Ca and Zn. Question. The total number of inner transition elements is (a) 10 (b) 14 (c) 28 (d) 30…